<?php

$a = 1;
$b = array(1);
$c = array(1);
$d = array(1);

var_dump(openssl_seal($a, &$b, &$c, $d));
var_dump(openssl_seal($a, &$a, &$a, array()));
var_dump(openssl_seal($c, &$c, &$c, 1));
var_dump(openssl_seal($b, &$b, &$b, ""));

echo "Done\n";
?>
